Researchers have found that people who own many books about chess tend to be better chess players than those who own few or none. This conclusion was almost certainly based on what kind of study?

Question

Quizplus · Accepted Answer

The conclusion that people who own many books about chess tend to be better chess players than those who own few or none suggests a correlation between book ownership and chess playing ability. Therefore, the study is likely a correlation study. The other options - single-blind experiment, double-blind experiment, and case study - do not fit the context of the given conclusion.

Researchers Have Found That People Who Own Many Books About